Metlock Company's record of transactions concerning part X for the month of April was as follows Purchases April 1 (balance on hand) 4 11 18 26 30 290 @ $6.00 590 @ 6.10 490 @ 6.40 390 @ 6.40 790 @ 6.70 390 @ 7.00 Sales April 5 490 12 390 27 1.180 28 150 Calculate average cost per unit. Assume that perpetual inventory records are kept in units only. (Round answer to 4 decimal places, eg. 2.7682.) Average-cost per unit $ eTextbook and Media Compute the inventory at April 30 on each of the following bases. Assume that perpetual inventory records are kept in units only. (1) First-in, first-out (FIFO).(2) Last-in, first-out (LIFO) (3) Average cost. (Round final answers to decimal places, eg. 6,548.) (3) FIFO (2) LIFO Average-cost Ending Inventory $ e Textbook and Media If the perpetual inventory record is kept in dollars, and costs are computed at the time of each withdrawal, what amount would be shown as ending inventory under (1) FIFO (2) UFO and (3) Average cost? (Round average cost per unit to 4 decimal places, eg. 2.7621 and final answers to decimal places, eg. 6,548.) (1) FIFO (2) LIFO (3) Average-cost Ending Inventory e Textbook and Media